News / June 30 2026

Grieg Group and Söderberg & Partners enter into a strategic partnership

Grieg Investor

Grieg Group and Söderberg & Partners in Sweden announce today that they have entered into a strategic partnership aimed at strengthening and further developing their client offering in Norway. As part of the partnership, Grieg Investor AS and Gabler Investments will be merged into a single company.

The partnership represents an important step in both organisations’ ambition to provide comprehensive, high-quality advisory services to both institutional and private investors. Through the merger of Grieg Investor AS and Gabler Investments—acquired by Söderberg & Partners in 2025—expertise, analytical resources, and services will be consolidated within one organisation. This creates a foundation for a stronger and more integrated advisory environment in the Norwegian market.

-Grieg Investor has been and continues to be an important part of the Grieg Group. For us, this is the right strategic partnership, and we look forward to joining forces with Söderberg & Partners to create a unique and highly competitive professional environment for the benefit of our clients, says Nicolai Grieg, Chair of the Board of Grieg Investor and co-owner of the Grieg Group.

-We are very pleased with the opportunity to establish this partnership and grateful for the trust placed in us. By bringing together two organisations with strong expertise and complementary offerings, we can create an even more comprehensive and competitive offering in the Nordic region. I am confident that we will be stronger together and deliver increased value to both clients and employees, says Gustaf Rentzhog, CEO of Söderberg & Partners.

The current CEO of Grieg Investor, Tiril Jakobsen, will assume the same role of the combined company.

-This is an important step for us. By bringing together two leading professional environments in independent investment advisory, we gain greater breadth and a unique combination of experience, expertise, and capacity. This will further strengthen our ability to create value for our clients—while reinforcing the foundation of our success: independence, proximity, client focus, and quality of delivery. Our ambition is simple: to be the preferred independent investment advisor in Norway, she says.

Tiril Jakobsen, CEO of Grieg Investor will lead the merged company

The partnership entails that Söderberg & Partners Holding AB will become the majority owner of the combined company, together with Grieg Maturitas II and employee shareholders. Grieg Maturitas II will also receive shares in Söderberg & Partners Holding AB. The transaction is subject to regulatory approval.

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